US2862872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reforming and isomerization process, with dehydrogenation of unconverted light paraffins
Assignee: Sinclair Refining Co
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Filing: 1953-02-17
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Granted: 1958-12-02
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Expires: 1973-02-17
Abstract
No abstract record available.
Inventors
- 👤 La Vern H Beckberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:50
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/32; C07C5/327; C07C5/333; C07C5/3332
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A TWO-STAGE PROCESS FOR THE CATALYTIC CONVERSION OF HYDROCARBON FEED STOCKS BOILING WITHIN THE GASOLINE RANGE WHICH COMPRISES CONTACTING A MIXTURE OF SUCH A STOCK AND MATERIAL CONSISTING ESSECTIALLY OF A LIGHT NORMALLY GASEOUS NORMAL C4 TO C5 PARAFFIN FRACTION IN A FIRST REACTION STAGE WITH A REFORMING CATALYST IN THE PRESENCE OF HYDROGEN UNDER REFORMING CONDITIONS OF TEMPERATURE, PRESSURE AND SPACE VELOCITY, SEPARATING GAS AND LIQUID FRACTIONS FROM THE REACTION EFFLUENT, WITHDRAWING THE LIQUID FRACTIONS, SEPARATING ISOPARAFFIN FROM THE UNCOM-
Claim 2
Dependent Claim
81 words
A TWO-STAGE PROCESS FOR THE CATALYTIC CONVERSION OF HYDROCARBON FEED STOCKS BOILING WITHIN THE GASOLINE RANGE WHICH COMPRISES CONTACTING A MIXTURE OF SUCH A STOCK AND MATERIAL CONSISTING ESSECTIALLY OF A LIGHT NORMALLY GASEOUS NORMAL C4 TO C5 PARAFFIN FRACTION IN A FIRST REACTION STAGE WITH A REFORMING CATALYST IN THE PRESENCE OF HYDROGEN UNDER REFORMING CONDITIONS OF TEMPERATURE, PRESSURE AND SPACE VELOCITY, SEPARATING GAS AND LIQUID FRACTIONS FROM THE REACTION EFFLUENT, WITHDRAWING THE LIQUID FRACTIONS, SEPARATING ISOPARAFFIN FROM THE UNCOM-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |